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 A115575 Array read by rows: row n (>= 1) gives the Betti numbers for the n-th element of the Weyl group of type C4 (in Goresky's standard ordering). 0
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 2, 2, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 2, 2, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 3, 3, 1, 1, 2, 2, 1, 1, 3, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,11 COMMENTS The array has 384 rows. LINKS Mark Goresky, TABLES OF KAZHDAN-LUSZTIG POLYNOMIALS EXAMPLE Array begins: 1 1 1 1 1 1 1 1 1 1 2 1 1 2 1 1 2 1 1 2 1 CROSSREFS Cf. A115570-A115583. Sequence in context: A115578 A152848 A115582 * A115581 A115576 A115572 Adjacent sequences:  A115572 A115573 A115574 * A115576 A115577 A115578 KEYWORD nonn,fini,tabf AUTHOR Roger L. Bagula, Mar 04 2006 STATUS approved

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