A031081 Position of n-th 4 in A031076.

4, 18, 36, 54, 63, 65, 67, 69, 71, 72, 73, 75, 77, 79, 90, 108, 126, 144, 167, 194, 221, 248, 262, 265, 268, 271, 274, 275, 277, 280, 283, 286, 302, 329, 356, 383, 410, 437, 464, 491, 505, 508, 511, 514, 517, 518, 520, 523, 526

Offset

1,1

Links

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

Crossrefs

Sequence in context: A083969 A110621 A124978 * A009956 A031303 A062235

Adjacent sequences: A031078 A031079 A031080 * A031082 A031083 A031084

Keyword

nonn

Author

Clark Kimberling

Status

approved