A030966 [ exp(2/7)*n! ].

1, 2, 7, 31, 159, 958, 6706, 53654, 482888, 4828888, 53117772, 637413271, 8286372532, 116009215452, 1740138231786, 27842211708589, 473317599046024, 8519716782828440, 161874618873740361, 3237492377474807236

Offset

1,2

Links

Table of n, a(n) for n=1..20.

Crossrefs

Sequence in context: A273957 A221958 A221957 * A009132 A125275 A007446

Adjacent sequences: A030963 A030964 A030965 * A030967 A030968 A030969

Keyword

nonn

Author

Simon Plouffe

Status

approved