A099768 Largest (or middle) entry in row n of A099766.

1, 1, 2, 2, 2, 4, 8, 12, 22, 40, 80, 140, 272, 504, 1008, 1860, 3698, 6948, 13896, 26196, 52312, 99416, 198832, 379316, 758360, 1453312, 2906624, 5587704, 11174400, 21546672, 43093344, 83295796, 166587894, 322712680, 645425360, 1252691124, 2505368352, 4870919800

Offset

0,3

Links

Table of n, a(n) for n=0..37.

T. Harju and D. Nowotka, Counting bordered and primitive words with a fixed weight, TUCS Technical Report, No 630, Turku, November 2004.

T. Harju and D. Nowotka, Counting bordered and primitive words with a fixed weight, Theoret. Comput. Sci. 340 (2005), no. 2, 273-279.

Crossrefs

Sequence in context: A077993 A302613 A295680 * A285636 A102831 A262568

Adjacent sequences: A099765 A099766 A099767 * A099769 A099770 A099771

Keyword

nonn

Author

N. J. A. Sloane, Nov 11 2004

Status

approved