1,2

Requiring that the absolute values of the differences in the difference triangle only occur at most once each leads to the Zorach additive triangle. (See A035312.) The leftmost column of the Zorach additive triangle is A035311.

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Cf. A035311, A136561, A136562.

Sequence in context: A079407 A078652 A102992 this_sequence A127077 A104549 A000063

Adjacent sequences: A136560 A136561 A136562 this_sequence A136564 A136565 A136566

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Leroy Quet Jan 06 2008