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A088861 Third column of triangle in A088643. 1
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, 24, 29, 30, 31, 28, 29, 32, 35, 36, 37, 34, 35, 38, 39, 40, 39, 40, 41, 42, 41, 42, 47, 50, 51, 50, 53, 54, 53, 54, 55, 56, 57, 58, 59, 50, 51, 62, 63, 64, 63, 68, 69, 70, 71, 72, 65 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

REFERENCES

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

LINKS

Table of n, a(n) for n=1..73.

CROSSREFS

Cf. A088643. A088631 gives second column.

Sequence in context: A218613 A164912 A289386 * A088631 A086184 A056552

Adjacent sequences:  A088858 A088859 A088860 * A088862 A088863 A088864

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Nov 26 2003

EXTENSIONS

More terms from John W. Layman, Dec 04 2003

STATUS

approved

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Last modified May 9 08:03 EDT 2021. Contains 343693 sequences. (Running on oeis4.)