1,2
a(4) = 16 = sums of 4-th row terms of A126277: (1 + 4 + 7 + 4).
a(4) = 16 = 1*1 + 3*2 + 3*2 + 1*3.
Cf. A126277.
Adjacent sequences: A124668 A124669 A124670 this_sequence A124672 A124673 A124674
Sequence in context: A020746 A033303 A078056 this_sequence A123392 A130691 A095263
nonn
Gary W. Adamson (qntmpkt(AT)yahoo.com), Dec 23 2006
Search completed in 0.002 seconds