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Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A055348 Column 1 of triangle A055347. 1 1, -1, 1, 0, -3, 4, 25, -98, -543, 4310, 26980, -332265, -2797178, 42158122, 524926934, -7967880874, -158385569345, 2011259946668, 69891223752628, -565397452159321, -41784073805527265, 58655029279732267 (list; graph; refs; listen; history; text; internal format) OFFSET 1,5 LINKS Table of n, a(n) for n=1..22. Index entries for sequences related to mobiles CROSSREFS Sequence in context: A212696 A192346 A335739 * A004206 A302397 A151372 Adjacent sequences: A055345 A055346 A055347 * A055349 A055350 A055351 KEYWORD sign AUTHOR Christian G. Bower, May 14 2000 STATUS approved

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Last modified August 18 15:26 EDT 2024. Contains 375269 sequences. (Running on oeis4.)