A371221 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A371221

Inverse permutation to A371220.

2

1, 3, 2, 5, 7, 9, 11, 13, 15, 4, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 8, 81, 83, 85, 87, 89, 91, 93, 95, 6, 97, 10, 99, 101, 103, 105, 107, 109, 111, 113, 115, 117, 12

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..65.

Rémy Sigrist, PARI program

Index entries for sequences that are permutations of the natural numbers

FORMULA

a(n) <= 2*n.

EXAMPLE

A371220(42) = 231, so a(231) = 42.

PROG

(PARI) See Links section.

CROSSREFS

Sequence in context: A304881 A266635 A110338 * A171018 A350192 A239260

Adjacent sequences: A371218 A371219 A371220 * A371222 A371223 A371224

KEYWORD

nonn

AUTHOR

Rémy Sigrist, Mar 15 2024

STATUS

approved