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| A188236号 |
| T（n，k）=-（n+k-2）中n个数的非递减排列数。。（n+k-2）和为零且不超过两个数字相等 |
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15
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1, 1, 2, 1, 3, 4, 1, 4, 7, 15, 1, 5, 12, 30, 58, 1, 6, 17, 52, 119, 245, 1, 7, 24, 81, 221, 527, 1082, 1, 8, 31, 121, 374, 1019, 2395, 5020, 1, 9, 40, 172, 598, 1818, 4818, 11376, 24040, 1, 10, 49, 234, 903, 3047, 8964, 23522, 55368, 118154, 1, 11, 60, 311, 1317, 4859
(列表;桌子;图表;参考文献;听;历史;文本;内部格式)
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1,3
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评论
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表格开始
......1......1......1.......1.......1.......1.......1........1........1
......2......3......4.......5.......6.......7.......8........9.......10
......4......7.....12......17......24......31......40.......49.......60
.....15.....30.....52......81.....121.....172.....234......311......403
.....58....119....221.....374.....598.....903....1317.....1852.....2540
....245....527...1019....1818....3047....4859....7435....10994....15791
...1082...2395...4818....8964...15696...26123...41748....64370....96346
...5020..11376..23522...45225...81981..141519..234413...374820...581280
..24040..55368.117209..231596..432491..769915.1316060..2171675..3475284
.118154.275735.594789.1202495.2302608.4209720.7395049.12546170.20642874
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例子
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n=6 k=4的一些解
.-7...-8...-5...-8...-5...-7...-7...-3...-8...-8...-6...-6...-5...-7...-6...-5
.-4…-8…-3…-5…-5…-7…-4…-3…-4…-8…-6…-4…-4…-4…-4…-4…-2…-5
..0...-4...-2...-4...-1...-1....1....1....0....0....2...-4....1....0...-1....1
..2....6....0....3....1....0....2....1....3....2....2....2....1....1...-1....1
..3....7....4....7....3....7....2....2....4....7....3....4....3....3....3....4
..6....7....6....7....7....8....6....2....5....7....5....8....4....7....7....4
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