A250087-OEIS公司

A250087型

长度为6+5 0..n的数组的数量，每六个连续项中有两个项的最大值等于其余四个项中的最小值

774, 25659, 315376, 2170435, 10384566, 38804209, 121263104, 330977421, 812445670, 1830978831, 3846189744, 7617096799, 14347945366, 25885421205, 44979623296, 75622979129, 123483223494, 196448622211, 305305805040

(列表;图表;参考;听;历史;文本;内部格式)

抵消

1,1

第6行，共行A250081型

链接

R.H.哈丁，n=1时的n，a（n）表。.210

配方奶粉

经验公式：a（n）=（85/252）*n^9+（1445/168）*n*8+（347/7）*n_7+（361/3）*n~6+（631/4）*n_25+（3775/24）*n~4+（9602/63）*n_3+（8381/84）*n ^2+（377/14）*n+1

例子

n=2的一些解

..2....2....0....2....1....2....2....1....1....0....2....1....1....2....1....1

..1....0....1....0....1....1....1....0....2....2....0....0....1....2....2....0

..0....1....1....1....0....1....1....2....0....1....0....2....0....1....1....0

..1....0....0....1....0....1....0....2....0....0....0....2....1....0....2....1

..0....1....0....1....2....1....0....1....1....1....0....0....1....0....0....1

..0....0....1....1....0....0....0....1....0....0....2....0....1....0....2....0

..2....0....0....2....1....1....0....1....2....0....0....0....1....0....1....2

..2....0....2....2....0....2....2....1....1....1....0....2....1....0....1....0

..0....0....2....2....2....2....1....0....0....0....0....2....0....1....1....0

..0....0....0....0....0....2....2....2....0....0....1....0....2....0....1....0

..1....2....0....1....2....1....0....1....2....2....2....0....1....1....2....0

交叉参考

上下文中的序列：A255156型 A365597型 A233991型*A252673型 A077077号 A177845号

相邻序列：A250084型 250085英镑 A250086型*A250088型 A250089型 A250090型

关键词

非n

作者

R.H.哈丁2014年11月11日

状态

经核准的