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A049766 a(n)=Sum{T(n,k): k=1,2,...,n}, array T as in A049765. 0
0, 1, 4, 7, 14, 18, 29, 36, 48, 58, 77, 83, 106, 122, 141, 156, 187, 200, 235, 251, 280, 308, 351, 361, 403, 437, 476, 502, 557, 573, 632, 663, 712, 758, 813, 828, 899, 951, 1010, 1038, 1117, 1145, 1228, 1274, 1329, 1393, 1484 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

MATHEMATICA

T[n_, k_] := Mod[n, k] + Mod[k, n]; Map[Total[T[#, Range[#]]] &, Range[80]] (* Carl Najafi, Aug 24 2011 *)

CROSSREFS

Sequence in context: A007437 A159912 A183060 * A161426 A115759 A157615

Adjacent sequences:  A049763 A049764 A049765 * A049767 A049768 A049769

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 14 17:39 EST 2012. Contains 205649 sequences.