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 A341220 Irregular table read by rows T(n, k), n >= 0, k = 1..A341218(n); T(n, k) is the k-th number m such that A340873(m) = n. 2
 1, 2, 4, 3, 8, 6, 7, 16, 12, 14, 15, 32, 5, 24, 28, 30, 31, 64, 10, 11, 48, 56, 60, 62, 63, 128, 20, 21, 22, 23, 96, 112, 120, 124, 126, 127, 256, 13, 40, 42, 43, 44, 46, 47, 192, 224, 240, 248, 252, 254, 255, 512, 25, 26, 27, 80, 84, 85, 86, 87, 88, 92, 94, 95, 384, 448, 480, 496, 504, 508, 510, 511, 1024 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Each positive integer appears once. For any n >= 0: - if m appears in row n, then 2*m appears in row n+1, - if m appears in row n and is an odious even number > 2, then an additional odd number appears in row n+1. LINKS Rémy Sigrist, Table of n, a(n) for n = 0..11792 (rows 0..26) Rémy Sigrist, PARI program for A341220 FORMULA T(n, 1) = A341194(n). T(n, A341218(n)) = 2^n. EXAMPLE Table begins:     1;     2;     4;     3, 8;     6, 7, 16;     12, 14, 15, 32;     5, 24, 28, 30, 31, 64;     10, 11, 48, 56, 60, 62, 63, 128;     20, 21, 22, 23, 96, 112, 120, 124, 126, 127, 256;     13, 40, 42, 43, 44, 46, 47, 192, 224, 240, 248, 252, 254, 255, 512;     ... PROG (PARI) See Links section. CROSSREFS Cf. A127824, A340873, A341194, A341218. Sequence in context: A209636 A243491 A271863 * A253563 A294044 A243072 Adjacent sequences:  A341217 A341218 A341219 * A341221 A341222 A341223 KEYWORD nonn,look,base,tabf AUTHOR Rémy Sigrist, Feb 07 2021 STATUS approved

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Last modified June 14 10:04 EDT 2021. Contains 345025 sequences. (Running on oeis4.)