A269365 a(n) = index of n in A269366 or 0 if n is not present in that sequence.

1, 2, 3, 4, 6, 5, 7, 8, 12, 14, 13, 9, 16, 25, 11, 10, 28, 18, 29, 24, 36, 15, 51, 17, 30, 56, 27, 33, 32, 37, 103, 26, 22, 74, 49, 50, 52, 19, 59, 20, 102, 48, 57, 31, 54, 23, 75, 21, 58, 34, 55, 72, 66, 53, 149, 65, 112, 118, 73, 105, 104, 61, 597, 206, 204, 108, 119, 96, 114, 41, 39, 38, 40, 148, 35, 45, 116, 205, 115, 64

Offset: 1

Author

Antti Karttunen, Feb 25 2016

Keywords

• nonn
• base

Comments

If A269366 is really a permutation of natural numbers, then this sequence is also, and no hypothetical zero-values are ever needed.

Links

• Antti Karttunen, Table of n, a(n) for n = 1..1442
• Index entries for sequences that are permutations of the natural numbers

Crossrefs

Inverse: A269366.

Programs

Scheme

;; Use the code given in A269366, with Antti Karttunen's IntSeq-library.