99156

Appears in sequences

• Triangle, read by rows, such that column n equals the row sums of A001263^n, which is the n-th matrix power of the Narayana triangle A001263, for n>=0.at n=60A105556
• Central terms in even-indexed rows of triangle A105556 and thus equals the n-th row sum of the n-th matrix power of the Narayana triangle A001263.at n=5A105558
• 12 times the total number of smallest parts in all partitions of n, with a(0) = 0.at n=25A211609
• Moments of 6-step random walk in 4 dimensions.at n=5A253097
• Expansion of 1/(1 - x) * Product_{k>=0} 1/(1 - x^(4^k))^(4^(k+1)).at n=15A321345
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of B(x)^k, where B(x) is the g.f. of A381570.at n=34A381569
• G.f. A(x) satisfies A(x) = (1 + x*A(x*A(x)))^3.at n=6A381570