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A010079 Coordination sequence for net formed by holes in D_4 lattice. 0
1, 16, 104, 344, 792, 1528, 2632, 4152, 6200, 8792, 12072, 16024, 20824, 26424, 33032, 40568, 49272, 59032, 70120, 82392, 96152, 111224, 127944, 146104, 166072, 187608, 211112, 236312, 263640 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

REFERENCES

M. O'Keeffe, Coordination sequences for lattices, Zeit. f. Krist., 210 (1995), 905-908.

LINKS

Index entries for sequences related to D_4 lattice

MAPLE

f := n-> if n mod 2 = 0 then 12*n^3+8*n-8 else 12*n^3+4*n+8; fi; #(for n>1).

CROSSREFS

Sequence in context: A199773 A000739 A186852 * A022708 A146211 A195806

Adjacent sequences:  A010076 A010077 A010078 * A010080 A010081 A010082

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 14 20:38 EST 2012. Contains 205663 sequences.