Number of nondecreasing arrangements of n numbers in -5..5 with sum zero
1, 6, 18, 55, 141, 338, 734, 1514, 2934, 5448, 9686, 16660, 27718, 44916, 70922
2 seqfan posts
Fri Jan 14 16:51:25 CET 2011 [seqfan] Re: Long Linear Recurrences with Small Coefficients