A254052 Inverse permutation to A254051.

1, 3, 2, 4, 6, 7, 11, 5, 16, 22, 8, 29, 37, 10, 46, 56, 12, 67, 79, 17, 92, 106, 9, 121, 137, 23, 154, 172, 30, 191, 211, 13, 232, 254, 38, 277, 301, 47, 326, 352, 15, 379, 407, 57, 436, 466, 68, 497, 529, 18, 562, 596, 80, 631, 667, 93, 704, 742, 24, 781, 821, 107, 862, 904, 122, 947, 991, 14, 1036, 1082, 138, 1129, 1177, 155, 1226, 1276, 31

Offset

1,2

Links

Antti Karttunen, Table of n, a(n) for n = 1..10000

Index entries for sequences that are permutations of the natural numbers

Formula

As a composition of other permutations:

a(n) = A254054(A064216(n)).

Prog

(Scheme) (define (A254052 n) (let ((x (A254046 n)) (y (A253887 n))) (* (/ 1 2) (- (expt (+ x y) 2) x y y y -2))))

Crossrefs

Inverse: A254051.

Cf. A253887, A254046, A254047.

Related permutations: A064216, A254054.

Sequence in context: A021312 A099258 A264905 * A371173 A105746 A166309

Adjacent sequences: A254049 A254050 A254051 * A254053 A254054 A254055

Keyword

nonn

Author

Antti Karttunen, Jan 24 2015

Status

approved