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 A072788 Inverse permutation to A072787. 5
 0, 1, 3, 2, 8, 5, 4, 22, 7, 13, 10, 17, 18, 6, 9, 36, 21, 64, 19, 15, 12, 27, 46, 50, 16, 14, 41, 24, 31, 59, 58, 47, 60, 38, 37, 32, 11, 45, 20, 191, 44, 52, 120, 40, 23, 78, 63, 148, 144, 56, 43, 51, 111, 108, 35, 106, 61, 196, 168, 131, 178, 153, 150, 115, 116, 33, 29 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS A. Karttunen, Gatomorphisms PROG (Scheme functions below show the essential idea. For a complete source, follow the "Gatomorphisms" link.) (define A072788 (arithrank->lexrank-bijection A072740 A072741)) (define (arithrank->lexrank-bijection pr1 pr2) (lambda (n) (CatalanRankGlobal (parenthesization->binexp (unrank-bintree n pr1 pr2))))) (define (unrank-bintree rank pr1 pr2) (cond ((zero? rank) (list)) (else (cons (unrank-bintree (pr1 (-1+ rank)) pr1 pr2) (unrank-bintree (pr2 (-1+ rank)) pr1 pr2))))) CROSSREFS Inverse permutation: A072787. Cf. also A072740, A072741, A072789. Sequence in context: A191724 A191433 A191437 * A085178 A146942 A126313 Adjacent sequences: A072785 A072786 A072787 * A072789 A072790 A072791 KEYWORD nonn,tabl AUTHOR Antti Karttunen, Jun 12 2002 STATUS approved

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Last modified February 8 11:17 EST 2023. Contains 360138 sequences. (Running on oeis4.)