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A135851 If n <= 1 then n-1 otherwise A107458(n-1) + A107458(n-2). +0
3
-1, 0, 1, 0, 0, 1, 1, 1, 2, 3, 4, 6, 9, 13, 19, 28, 41, 60, 88, 129, 189, 277, 406, 595, 872, 1278, 1873, 2745, 4023, 5896, 8641, 12664, 18560, 27201, 39865, 58425, 85626, 125491, 183916, 269542, 395033, 578949, 848491, 1243524, 1822473, 2670964, 3914488, 5736961, 8407925 (list; graph; listen)
OFFSET

0,9

REFERENCES

C. K. Fan, Structure of a Hecke algebra quotient. J. Amer. Math. Soc. 10 (1997), no. 1, 139-167. [Page 156, f^1_n.]

CROSSREFS

Cf. A013979, A107458, A078012.

Sequence in context: A000930 A068921 A078012 this_sequence A101913 A121653 A061418

Adjacent sequences: A135848 A135849 A135850 this_sequence A135852 A135853 A135854

KEYWORD

sign

AUTHOR

njas, Mar 08 2008

page 1

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.


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