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 A080739 Number of elements in n-th row of A080738. 4
 2, 3, 4, 8, 7, 11, 13, 14, 20, 26, 30, 42, 43, 49, 64, 65, 82, 95, 107, 129, 143, 156, 186, 203, 235, 267, 295, 334, 372, 415, 466, 514, 581, 637, 707, 783, 859, 960, 1055, 1152, 1281, 1390, 1522, 1679, 1824, 2011, 2190, 2377, 2595, 2816, 3059, 3342, 3616, 3940 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS J. Bamberg, G. Cairns and D. Kilminster, The crystallographic restriction, permutations and Goldbach's conjecture, Amer. Math. Monthly, 110 (March 2003), 202-209. PROG (Haskell) a080739 n k = a080739_list !! n a080739_list = map length a080738_tabf -- Reinhard Zumkeller, Jun 13 2012 CROSSREFS Cf. A080737, A080738, A080740. Sequence in context: A036712 A036706 A336785 * A242065 A056424 A050324 Adjacent sequences: A080736 A080737 A080738 * A080740 A080741 A080742 KEYWORD nonn,easy AUTHOR N. J. A. Sloane, Mar 08 2003 EXTENSIONS More terms from Devin Kilminster (devin(AT)maths.uwa.edu.au), Mar 10 2003 STATUS approved

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Last modified November 29 16:39 EST 2022. Contains 358431 sequences. (Running on oeis4.)