0, 0, 0, 0, 0, 0, 0, 0, 0, ...
1, 1, 1, 1, 1, 1, 1, 1, 1, ...
1, 3, 5, 7, 9, 11, 13, 15, 17, ...
1, 6, 17, 34, 57, 86, 121, 162, 209, ...
1, 10, 49, 142, 313, 586, 985, 1534, 2257, ...
1, 15, 129, 547, 1593, 3711, 7465, 13539, 22737, ...
1, 21, 321, 2005, 7737, 22461, 54121, 114381, 219345, ...
1, 28, 769, 7108, 36409, 131836, 380713, 937924, 2054353, ...