A265406 a(n) = index of n in A265405 and 0 if n is not present in that sequence.

1, 2, 3, 4, 5, 6, 8, 10, 19, 14, 28, 13, 31, 20, 11, 7, 9, 15, 17, 16, 35, 48, 69, 42, 87, 50, 71, 52, 97, 38, 101, 12, 25, 21, 82, 44, 54, 89, 99, 23, 56, 58, 140, 142, 63, 144, 146, 22, 84, 24, 40, 149, 103, 75, 121, 65

Offset

1,2

Links

Table of n, a(n) for n=1..56.

Prog

(Scheme, with code for A265405 defined with defineperm1-macro also required)
(define (A265406 n) (A265405 (- n))) ;; This returns inverse values of A265405 from its hidden cache.

Crossrefs

Cf. A265405.

Sequence in context: A263361 A320020 A229034 * A096120 A050030 A350097

Adjacent sequences: A265403 A265404 A265405 * A265407 A265408 A265409

Keyword

nonn,more

Author

Antti Karttunen, Dec 29 2015

Extensions

a(47)-a(56) from Rémy Sigrist, Feb 15 2019

Status

approved