54583

Properties

Appears in sequences

• Number of 5-tuples of different integers from [ 1,n ] with no common factors among triples.at n=29A015646
• Number of 5-tuples of different integers from [ 2,n ] with no common factors among triples.at n=29A015649
• Number of asymmetric (identity) trees with n nodes and 7 leaves.at n=9A055338
• Number of planar partitions of n with exactly 5 rows.at n=18A091359
• Numbers n such that 8*10^n + 2*R_n + 7 is prime, where R_n = 11...1 is the repunit (A002275) of length n.at n=11A103077
• Irregular triangle read by rows: T(n,k) is the number of colorings of the n-hypercube graph using exactly k unlabeled colors, k = 1..2^n.at n=18A334159
• Prime numbersat n=5556