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A117566 Strip A117488 of r-1 row values 1,2,5,10,20,36,65 ... A000712. 2

%I #4 Mar 31 2012 13:23:38

%S 1,2,3,5,8,14,10,18,30,49,20,34,59,94,149,36,63,104,169,264,405,65,

%T 108,179,284,445,676,1017,110,183,294,465,716,1089,1622,2387,185,298,

%U 475,736,1129,1694,2517,3678,5324,300,479,746,1149,1734,2589,3808,5544,7972

%N Strip A117488 of r-1 row values 1,2,5,10,20,36,65 ... A000712.

%C Note that the Durfee Square sequences addressed in A115994, A117488 and this triangular array can be generated using self-convolution of diagonals in the partition array A008284.

%F T(n,k) = A117488(n,n+k-1), 1<=k<=n . - _R. J. Mathar_, Jan 22 2008

%e Row four of A117488 is 1 2 5 10 18 30 49

%e remove 3 terms 1 2 5 so

%e row four of A117566 is 10 18 30 49

%Y Cf. A000041 A008284 A115994 A117488.

%K nonn,tabl

%O 1,2

%A _Alford Arnold_, Mar 29 2006

%E More terms from _R. J. Mathar_, Jan 22 2008

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)