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A027603 n^3 + (n+1)^3 + (n+2)^3 + (n+3)^3. +0
1
36, 100, 224, 432, 748, 1196, 1800, 2584, 3572, 4788, 6256, 8000, 10044, 12412, 15128, 18216, 21700, 25604, 29952, 34768, 40076, 45900, 52264, 59192, 66708, 74836, 83600, 93024, 103132, 113948, 125496, 137800, 150884, 164772 (list; graph; listen)
OFFSET

0,1

COMMENT

Summation of n^3 taking 4 at a time. [From Al Hakanson (hawkuu(AT)gmail.com), May 20 2009]

LINKS

P. De Geest, Palindromic Sums of Cubes of Consecutive Integers

FORMULA

a(n)=4*n^3+30*n^2+90*n+100. Offset 0. a(3)=748. [From Al Hakanson (hawkuu(AT)gmail.com), May 20 2009]

PROGRAM

sage: [i^3+(i+1)^3+(i+2)^3+(i+3)^3 for i in xrange(0, 40)] - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jul 03 2008

CROSSREFS

Sequence in context: A030627 A077448 A085986 this_sequence A163246 A014738 A076768

Adjacent sequences: A027600 A027601 A027602 this_sequence A027604 A027605 A027606

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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