A159194 - OEIS

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A159194

a(n) = sqrt(A155985(n)).

1, 4, 8, 2, 7, 3, 31, 11, 12, 21, 13, 95, 23, 96, 25, 24, 26, 78, 22, 64, 79, 14, 81, 32, 65, 71, 33, 97, 98, 66, 82, 67, 99, 34, 83, 301, 35, 72, 68, 69, 36, 245, 73, 302, 201, 37, 303, 304, 246, 247, 305, 74, 248, 202, 203, 306, 249, 38, 204, 251, 39, 41, 42, 205, 75, 76

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

1. Sequence is infinite.

2. First absent numbers are:

5, 6, 9, 10, 15, 16, 17, 18, 19, 20, 27, 28, 29, 30, 40, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 70, 80, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 100.

LINKS

Table of n, a(n) for n=1..66.

CROSSREFS

A155985

Sequence in context: A270857 A113307 A021901 * A200382 A143530 A224536

Adjacent sequences: A159191 A159192 A159193 * A159195 A159196 A159197

KEYWORD

nonn

AUTHOR

Zak Seidov, Apr 05 2009

STATUS

approved