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 A128208 Inverse of number triangle A128210. 2
 1, 1, 1, 0, 1, 1, 0, 0, 3, 1, 0, 0, 0, 5, 1, 0, 0, 0, 0, 11, 1, 0, 0, 0, 0, 0, 21, 1, 0, 0, 0, 0, 0, 0, 43, 1, 0, 0, 0, 0, 0, 0, 0, 85, 1, 0, 0, 0, 0, 0, 0, 0, 0, 171, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 341, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,9 COMMENTS Sub-diagonal is A001045(n+1). Row sums are A128209. LINKS EXAMPLE Triangle begins 1, 1, 1, 0, 1, 1, 0, 0, 3, 1, 0, 0, 0, 5, 1, 0, 0, 0, 0, 11, 1, 0, 0, 0, 0, 0, 21, 1, 0, 0, 0, 0, 0, 0, 43, 1, 0, 0, 0, 0, 0, 0, 0, 85, 1, 0, 0, 0, 0, 0, 0, 0, 0, 171, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 341, 1 CROSSREFS Sequence in context: A058612 A099725 A285118 * A154721 A185664 A300812 Adjacent sequences:  A128205 A128206 A128207 * A128209 A128210 A128211 KEYWORD nonn,tabl AUTHOR Paul Barry, Feb 19 2007 STATUS approved

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Last modified April 17 08:40 EDT 2021. Contains 343064 sequences. (Running on oeis4.)