A081996 First column of triangle A081994.

1, 2, 5, 9, 17, 29, 41, 49, 79, 103, 121, 167, 169, 251, 307, 353, 361, 461, 529, 601, 673, 761, 859, 953, 1051, 1147, 1279, 1399

Offset

1,2

Links

Table of n, a(n) for n=1..28.

Crossrefs

Cf. A081994, A081995, A081997.

Sequence in context: A068006 A000097 A327285 * A034329 A230441 A340668

Adjacent sequences: A081993 A081994 A081995 * A081997 A081998 A081999

Keyword

nonn

Author

Amarnath Murthy, Apr 05 2003

Extensions

Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 29 2003

Status

approved