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 A138149 n-th run has length n-th prime, with values 0 and 1 only, starting with 1. 6
 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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, 0, 0, 0, 0, 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, 1, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..100. EXAMPLE .n ..... Run ....................... Length .1 ..... 1,1 ....................... 2 .2 ..... 0,0,0 ..................... 3 .3 ..... 1,1,1,1,1 ................. 5 .4 ..... 0,0,0,0,0,0,0 ............. 7 .5 ..... 1,1,1,1,1,1,1,1,1,1,1 ..... 11 MATHEMATICA Flatten[Table[{Table[1, {Prime[n]}], Table[0, {Prime[n+1]}]}, {n, 1, 11, 2}]] (* Harvey P. Dale, Jan 25 2013 *) CROSSREFS Cf. A000040, A057211. Sequence in context: A016179 A015024 A016039 * A113047 A214505 A127692 Adjacent sequences: A138146 A138147 A138148 * A138150 A138151 A138152 KEYWORD easy,nonn AUTHOR Omar E. Pol, Mar 29 2008 STATUS approved

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Last modified September 8 00:04 EDT 2024. Contains 375749 sequences. (Running on oeis4.)