A030400 a(n)=least k such that base 4 representation of n begins at s(k), where s=A030399.

2, 1, 5, 2, 16, 9, 12, 10, 1, 6, 4, 21, 13, 5, 29, 18, 110, 2, 112, 17, 16, 59, 84, 9, 14, 48, 36, 85, 12, 53, 76, 73, 10, 50, 64, 1, 15, 8, 52, 49, 7, 6, 33, 37, 34, 4, 28, 134, 86, 21, 126, 114, 83, 13, 78, 66, 54, 5, 30, 125, 77, 29, 173, 121

Offset

0,1

Links

Table of n, a(n) for n=0..63.

Crossrefs

Sequence in context: A258307 A343254 A143891 * A115345 A194092 A140165

Adjacent sequences: A030397 A030398 A030399 * A030401 A030402 A030403

Keyword

nonn

Author

Clark Kimberling

Status

approved