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A088861 Third column of triangle in A088643. 1

%I

%S 1,2,3,2,5,6,5,8,9,8,9,10,9,14,15,16,13,14,17,20,21,20,21,22,21,22,23,

%T 24,29,30,31,28,29,32,35,36,37,34,35,38,39,40,39,40,41,42,41,42,47,50,

%U 51,50,53,54,53,54,55,56,57,58,59,50,51,62,63,64,63,68,69,70,71,72,65

%N Third column of triangle in A088643.

%D F. W. Roush and D. G. Rogers, A prime algorithm?, preprint, 1999.

%Y Cf. A088643. A088631 gives second column.

%K nonn,easy

%O 1,2

%A _N. J. A. Sloane_, Nov 26 2003

%E More terms from _John W. Layman_, Dec 04 2003

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Last modified June 22 20:34 EDT 2021. Contains 345388 sequences. (Running on oeis4.)