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A152953 a(n) = A136007(n)*(A136007(n)+1)/2. 0
6, 28, 496, 8128, 33550336, 8589869056, 137438691328, 2305843008139952128, 2658455991569831744654692615953842176, 14474011154664524427946373126085988481573677491474835889066354349131199152128 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Different from A000396.

CROSSREFS

Cf. A000396, A136007.

Sequence in context: A201186 A060286 * A000396 A066239 A097464 A166998

Adjacent sequences:  A152950 A152951 A152952 * A152954 A152955 A152956

KEYWORD

nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Dec 15 2008

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Last modified February 16 14:07 EST 2012. Contains 205930 sequences.