The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A273667 Permutation of nonnegative integers: a(0) = 0, a(A153880(n)) = A255411(a(n)), a(A273670(n)) = A256450(a(n)). 11
 0, 1, 4, 2, 6, 3, 18, 8, 12, 5, 24, 10, 48, 15, 16, 7, 30, 13, 56, 20, 21, 9, 36, 17, 96, 67, 60, 26, 27, 11, 72, 42, 22, 23, 120, 81, 240, 73, 66, 32, 33, 14, 87, 49, 28, 29, 144, 101, 360, 270, 88, 89, 80, 38, 90, 39, 52, 19, 107, 57, 288, 34, 76, 35, 168, 125, 416, 303, 109, 110, 99, 44, 420, 111, 108, 45, 61, 25, 112, 131, 64, 68, 327, 40 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Antti Karttunen, Table of n, a(n) for n = 0..5039 Indranil Ghosh, Python program for computing this sequence FORMULA a(0) = 0; for n >= 1: if A257680(A225901(n)) = 0 [when n is one of the terms of A153880] then a(n) = A255411(a(A266193(n))), otherwise [when n is one of the terms of A273670], a(n) = A256450(a(A273663(n))). As a composition of other permutations: a(n) = A255566(A273665(n)). PROG (Scheme, with memoization-macro definec) (definec (A273667 n) (cond ((zero? n) n) ((zero? (A257680 (A225901 n))) (A255411 (A273667 (A266193 n)))) (else (A256450 (A273667 (A273663 n)))))) CROSSREFS Inverse: A273668. Cf. A153880, A225901, A255411, A256450, A257680, A266193, A273663, A273670. Similar or related permutations: A255566, A273665. Sequence in context: A281978 A325887 A209877 * A187109 A242599 A092205 Adjacent sequences:  A273664 A273665 A273666 * A273668 A273669 A273670 KEYWORD nonn,base AUTHOR Antti Karttunen, May 30 2016 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified August 7 19:57 EDT 2020. Contains 336279 sequences. (Running on oeis4.)