54994

Appears in sequences

• "DHK[ 8 ]" (bracelet, identity, unlabeled, 8 parts) transform of 1,1,1,1,...at n=17A032249
• Number of base 10 circular n-digit numbers with adjacent digits differing by 3 or less.at n=6A125320
• G.f. A(x) satisfies A(x) = 1 + x*A(x*A(x))^2.at n=8A143426
• Total number of ascents in all faro permutations of length n.at n=15A340567
• Numbers that are the sum of five fourth powers in four or more ways.at n=15A344354
• Numbers that are the sum of five fourth powers in exactly four ways.at n=15A344355
• a(n) is the smallest number which can be represented as the sum of 5 distinct positive n-th powers in exactly 4 ways, or -1 if no such number exists.at n=3A375332
• 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 A143426.at n=53A384626