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 A138712 n-th run has length n-th positive triangular number, with digits 0 and 1 only, starting with 0. 2
 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS EXAMPLE .n ..... Run ............................... Length .1 ..... 0 ................................. 1 .2 ..... 1,1,1 ............................. 3 .3 ..... 0,0,0,0,0,0........................ 6 .4 ..... 1,1,1,1,1,1,1,1,1,1 ............... 10 .5 ..... 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ..... 15 CROSSREFS Cf. A000217, A057212, A138150, A138710. Sequence in context: A068717 A049240 A285978 * A029693 A200263 A051067 Adjacent sequences:  A138709 A138710 A138711 * A138713 A138714 A138715 KEYWORD easy,nonn AUTHOR Omar E. Pol, Mar 29 2008 STATUS approved

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Last modified January 19 06:28 EST 2021. Contains 340266 sequences. (Running on oeis4.)