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A266404
Self-inverse permutation of natural numbers: a(n) = A250470(A030101(A250469(n))).
4
1, 2, 3, 4, 5, 6, 11, 8, 17, 10, 7, 12, 13, 20, 25, 16, 9, 18, 23, 14, 53, 22, 19, 28, 15, 36, 27, 24, 29, 40, 37, 32, 33, 34, 83, 26, 31, 42, 51, 30, 47, 38, 59, 44, 101, 76, 41, 60, 73, 68, 39, 52, 21, 84, 107, 56, 131, 72, 43, 48, 89, 80, 125, 64, 65, 66, 109, 50, 99, 82, 71, 58, 49, 74, 151, 46, 239, 78, 97, 62, 173, 70, 35, 54
OFFSET
1,2
FORMULA
Other identities. For all n >= 0:
A000035(a(n)) = A000035(n). [This permutation preserves the parity of n.]
PROG
(Scheme) (define (A266404 n) (A250470 (A030101 (A250469 n))))
CROSSREFS
Cf. A265329, A266402 (other conjugates or similar derivations of A057889).
Cf. also A266403.
Sequence in context: A357977 A222258 A266402 * A265569 A265553 A057436
KEYWORD
nonn,base
AUTHOR
Antti Karttunen, Jan 02 2016
STATUS
approved