100232

Appears in sequences

• 1/3 of product of three numbers: the n-th prime, the previous number and the following number.at n=18A127919
• a(n) = A000011(n) - A256216(n).at n=33A256217
• Sum of the asymmetry degrees of all compositions of n with parts in {1,3}.at n=28A276057
• Triangle read by rows: T(n,k) is the number of derangements in S_n with no k-cycles. 1 <= k <= n.at n=39A378495