A140215 A140213(n)*A140214(n).

1, 1, 1, 1, 5, 1, 7, 1, 1, 5, 11, 1, 13, 7, 5, 1, 17, 1, 19, 5, 7, 11, 23, 1, 125, 13, 1, 7, 29, 5, 31, 1, 11, 17, 1225, 1, 37, 19, 13, 5, 41, 7, 43, 11, 5, 23, 47, 1, 343, 125, 17, 13, 53, 1, 3025, 7, 19, 29, 59, 5, 61, 31, 7, 1, 4225, 11, 67, 17, 23, 1225, 71, 1, 73, 37, 125, 19

Offset

1,5

Links

Table of n, a(n) for n=1..76.

Maple

A140215 := proc(n) A140214(n)*A140213(n) ; end:
seq(A140215(n), n=1..120) ; # R. J. Mathar, Jun 24 2009

Crossrefs

Sequence in context: A300711 A111008 A065330 * A366284 A364491 A190643

Adjacent sequences: A140212 A140213 A140214 * A140216 A140217 A140218

Keyword

nonn,easy

Author

R. J. Mathar, Jun 27 2008

Status

approved