A090863 Numbers n such that F(n+1)*F(n-1)*B(2n) is an integer, where F(k)=k-th Fibonacci number and B(2k)=2k-th Bernoulli number.

1, 7, 13, 17, 19, 31, 37, 43, 47, 49, 59, 61, 67, 71, 73, 79, 91, 97, 101, 103, 107, 109, 121, 127, 133, 137, 139, 143, 149, 151, 157, 161, 163, 167, 169, 181, 193, 197, 199, 211, 217, 223, 227, 229, 241, 247, 257, 259, 263, 269, 271, 277, 283, 289

Offset

1,2

Comments

Differs from A045979 for some terms. Contains A053176.

Links

Table of n, a(n) for n=1..54.

Crossrefs

Sequence in context: A038906 A097959 A156543 * A045979 A079699 A053176

Adjacent sequences: A090860 A090861 A090862 * A090864 A090865 A090866

Keyword

nonn

Author

Benoit Cloitre, Feb 12 2004

Status

approved