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 A108038 Triangle read by rows: g.f. = (x+y+x*y)/((1-x-x^2)*(1-y-y^2)). 0
 0, 1, 1, 1, 3, 1, 2, 4, 4, 2, 3, 7, 5, 7, 3, 5, 11, 9, 9, 11, 5, 8, 18, 14, 16, 14, 18, 8, 13, 29, 23, 25, 25, 23, 29, 13, 21, 47, 37, 41, 39, 41, 37, 47, 21, 34, 76, 60, 66, 64, 64, 66, 60, 76, 34, 55, 123, 97, 107, 103, 105, 103, 107, 97, 123, 55, 89, 199, 157, 173, 167, 169, 169, 167 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 COMMENTS Start with 3 rows 0; 1 1; 1 3 1; then rule is each entry is maximum of sum of two entries diagonally above it to the left or to the right. Borders are Fibonacci numbers (A000045). LINKS EXAMPLE 0; 1,1; 1,3,1; 2,4,4,2; 3,7,5,7,3; ... CROSSREFS Sequence in context: A227147 A074585 A183312 * A151845 A230448 A201653 Adjacent sequences:  A108035 A108036 A108037 * A108039 A108040 A108041 KEYWORD nonn,tabl AUTHOR N. J. A. Sloane, Jun 01 2005 STATUS approved

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Last modified February 18 04:48 EST 2020. Contains 332011 sequences. (Running on oeis4.)