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 A134540 A054525 * A000012. 3
 1, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 0, -1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, -1, 0, 0, 0, 1, 1, 1, 1, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row sums = phi(n), A000010: (1, 1, 2, 2, 4, 2, 6, 4, 6, 4, ...). LINKS FORMULA A054525 * A000012 as infinite lower triangular matrices. Triangle read by rows, partial sums of A054525 (the Mobius transform) terms starting from the right. EXAMPLE First few rows of the triangle: 1; 0, 1; 0, 1, 1; 0, 0, 1, 1; 0, 1, 1, 1, 1; 0, -1, 0, 1, 1, 1; 0, 1, 1, 1, 1, 1, 1; 0, 0, 0, 0, 1, 1, 1, 1; 0, 0, 0, 1, 1, 1, 1, 1, 1; 0, -1, 0, 0, 0, 1, 1, 1, 1, 1; ... CROSSREFS Cf. A054525. Sequence in context: A101688 A155029 A155031 * A318962 A128430 A176330 Adjacent sequences: A134537 A134538 A134539 * A134541 A134542 A134543 KEYWORD tabl,sign,more AUTHOR Gary W. Adamson, Oct 31 2007 STATUS approved

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Last modified January 28 17:08 EST 2023. Contains 359895 sequences. (Running on oeis4.)