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A075356 Sum of terms in n-th group in A075352. 6
1, 2, 7, 11, 24, 33, 58, 74, 115, 140, 201, 237, 273, 364, 413, 532, 596, 747, 828, 1015, 1115, 1342, 1463, 1734, 1878, 2022, 2353, 2522, 2905, 3101, 3540, 3765, 4264, 4520, 5083, 5372, 6003, 6327, 7030, 7391, 7752, 8550, 8950, 9828, 10269, 11231, 11715 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..47.

FORMULA

a(n) = A075355(n)*(A075354(n)+A075353(n))/2. - David Wasserman, Jan 16 2005

CROSSREFS

Cf. A075352, A075353, A075354, A075355.

Sequence in context: A088179 A228434 A031873 * A235355 A103184 A093039

Adjacent sequences:  A075353 A075354 A075355 * A075357 A075358 A075359

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Sep 19 2002

EXTENSIONS

More terms from David Wasserman, Jan 16 2005

STATUS

approved

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Last modified January 22 16:36 EST 2018. Contains 298055 sequences.