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Search: id:A053219
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| 1, 3, 2, 8, 5, 3, 20, 12, 7, 4, 48, 28, 16, 9, 5, 112, 64, 36, 20, 11, 6, 256, 144, 80, 44, 24, 13, 7, 576, 320, 176, 96, 52, 28, 15, 8, 1280, 704, 384, 208, 112, 60, 32, 17, 9, 2816, 1536, 832, 448, 240, 128, 68, 36, 19, 10, 6144, 3328, 1792, 960, 512, 272, 144, 76, 40
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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First element in each row gives A001792. Difference between center element of row 2n-1 and row sum of row n (A053220(n+4) - A053221(n+4)) gives A045618(n).
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EXAMPLE
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1; 3,2; 8,5,3; 20,12,7,4; 48,28,16,9,5; ...
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CROSSREFS
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Cf. A053218 (reverse of this triangle), A053220 (center elements), A053221 (row sums), A001792, A045618.
Adjacent sequences: A053216 A053217 A053218 this_sequence A053220 A053221 A053222
Sequence in context: A129199 A097018 A127541 this_sequence A083087 A072788 A085178
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KEYWORD
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nonn,tabl
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AUTHOR
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Asher Auel (asher.auel(AT)reed.edu) Jan 01 2000
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