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A139109

Bisection of A139103.

10, 10010, 10010101110, 10010101110101110, 10010101110101110101110, 1001010111010111010111011111010, 10010101110101110101110111110101111101110, 10010101110101110101110111110101111101110, 10010101110101110101110111110101111101110101110, 10010101110101110101110111110101111101110101110111110111110, 1001010111010111010111011111010111110111010111011111011111010111110

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..11.

Omar E. Pol, Determinacion geometrica de los numeros primos y perfectos.

CROSSREFS

Cf. A139103.

Sequence in context: A213653 A283889 A283890 * A317959 A119037 A327232

Adjacent sequences: A139106 A139107 A139108 * A139110 A139111 A139112

KEYWORD

easy,nonn