Search: id:A130494
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%I A130494
%S A130494 1,4,11,37,163,907,6067,47107,415027,4084147,44363827
%N A130494 Row sums of triangle A130478.
%F A130494 Row sums of triangle A130478. a(1) = 1; a(n), n>1 = n! + A130495(n-1). 
               a(n) = n! + ((n-1)! + (n-2)!) + ((n-2)! + (n-3)!) + ... + (1! + 1). 
               a(n) = n! + sum of first (n-1) terms of A001048 in reverse, where 
               A001048 = (2, 3, 8, 30, 144,...).
%e A130494 a(5) = 163 sum of row 5 terms of triangle A130478: (120 + 30 + 8 + 3 
               + 2); where (30, 8, 3, 2) = the first 4 reversed terms of A001048.
%e A130494 a(5) = 163 = 5! + A130495(4) = 120 + 43.
%e A130494 a(5) = 163 = 5! + (4! + 3!) + (3! + 2!) + (2! + 1!) + (1! + 1).
%Y A130494 Cf. A130495, A001048, A130478.
%Y A130494 Sequence in context: A149245 A054105 A017939 this_sequence A027573 A149246 
               A149247
%Y A130494 Adjacent sequences: A130491 A130492 A130493 this_sequence A130495 A130496 
               A130497
%K A130494 nonn
%O A130494 1,2
%A A130494 Gary W. Adamson (qntmpkt(AT)yahoo.com), May 31 2007

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