A031031 Position of n-th 3 in A031027.

3, 9, 31, 43, 55, 57, 65, 70, 80, 88, 97, 103, 111, 116, 117, 123, 131, 147, 150, 151, 156, 170, 176, 182, 190, 195, 200, 205, 217, 221, 225, 230, 235, 236, 241, 256, 263, 264, 265, 274, 275, 286, 295, 297, 299, 302, 304, 311, 315

Offset

1,1

Links

Table of n, a(n) for n=1..49.

Crossrefs

Sequence in context: A357615 A292300 A058148 * A371831 A306526 A034550

Adjacent sequences: A031028 A031029 A031030 * A031032 A031033 A031034

Keyword

nonn

Author

Clark Kimberling

Status

approved