20758

Appears in sequences

• Numbers that are the sum of 3 positive 7th powers.at n=15A003370
• Numbers that are the sum of at most 3 positive 7th powers.at n=29A004865
• Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RUT = RUB-10 R4[B4Si32O72] starting from a T4 atom.at n=13A019231
• a(n) = 15*n^2 + 6*n + 1.at n=37A080861
• Expansion of 1/(x^k*(1-x-3*x^(k+1))) for k=9.at n=34A143460
• Triangle T(n,k) read by rows, where the k-th column is the shifted self-convolution of the power function n^k, n >= 0, 0 <= k <= n.at n=73A306548
• Sum of the largest parts in the partitions of n into 7 parts.at n=36A308933