A084507 First occurrence of n in A084501.

63, 17, 5, 1, 4, 18, 96, 510, 2580, 12522, 58920, 270870, 1223292, 5448066, 23994384, 104720430

Offset

0,1

Links

Table of n, a(n) for n=0..15.

Antti Karttunen, Scheme-program for computing this sequence

Crossrefs

Cf. A084501, A084517, A084527.

Sequence in context: A234692 A339458 A382431 * A202157 A145585 A033383

Adjacent sequences: A084504 A084505 A084506 * A084508 A084509 A084510

Keyword

nonn,more

Author

Antti Karttunen, Jun 02 2003

Extensions

a(13)-a(15) from Sean A. Irvine, Apr 20 2026

Status

approved