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 A180428 Inverse permutation of A180427. Also the absolute values of the first differences of A180427. 1
 1, 2, 6, 3, 10, 16, 19, 22, 11, 4, 64, 25, 5, 20, 17, 9, 27, 35, 7, 31, 37, 41, 15, 52, 60, 55, 33, 47, 57, 134, 75, 68, 71, 80, 65, 62, 78, 8, 82, 151, 85, 18, 14, 87, 21, 141, 89, 13, 23, 28, 131, 94, 101, 193, 109, 106, 113, 116, 233, 122, 111, 145, 170, 24, 124 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS FORMULA a(n) = | A180427(n+1) - A180427(n) |. CROSSREFS Cf. A180427 Inverse Permutation of this sequence. Sequence in context: A354930 A276578 A277810 * A130684 A295644 A079178 Adjacent sequences: A180425 A180426 A180427 * A180429 A180430 A180431 KEYWORD nonn AUTHOR Andrew Weimholt, Sep 04 2010 STATUS approved

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Last modified December 1 23:44 EST 2022. Contains 358485 sequences. (Running on oeis4.)