login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A243489
Complement of A243490: Numbers n such that A069787(n) <> n.
2
6, 7, 11, 12, 14, 15, 17, 18, 19, 21, 25, 26, 28, 29, 31, 32, 33, 35, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 57, 58, 59, 60, 61, 62, 63, 67, 68, 70, 71, 73, 74, 75, 77, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 99, 100
OFFSET
1,1
COMMENTS
Numbers that are not fixed by permutation A069787.
LINKS
PROG
(Scheme, with Antti Karttunen's IntSeq-library)
(define A243489 (MATCHING-POS 1 0 (lambda (k) (not (= k (A069787 k))))))
CROSSREFS
Complement: A243490. Cf. A069787.
Sequence in context: A081359 A117618 A015825 * A164018 A156793 A081715
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jun 07 2014
STATUS
approved