A138886 n-th run has length n-th nonprime number A018252, with digits 0 and 1 only, starting with 0.
0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 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, 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
Offset: 1
Examples
.n ..... Run ................... Length .1 ..... 0 ..................... 1 .2 ..... 1,1,1,1 ............... 4 .3 ..... 0,0,0,0,0,0 ........... 6 .4 ..... 1,1,1,1,1,1,1,1 ....... 8 .5 ..... 0,0,0,0,0,0,0,0,0 ..... 9
Comments