Search: id:A000104 Results 1-1 of 1 results found. %I A000104 M1424 N0560 %S A000104 1,1,1,2,5,12,35,107,363,1248,4460,16094,58937,217117,805475, %T A000104 3001127,11230003,42161529,158781106,599563893,2269506062, %U A000104 8609442688,32725637373,124621833354,475368834568,1816103345752,6948228104703 %N A000104 Number of n-celled polyominoes without holes. %D A000104 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %D A000104 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). %D A000104 E. V. Konstantinova and M. V. Vidyuk, Discriminating tests of information and toplogical indices; animals and trees; J. Chem. Inf. Comput. Sci., 43 (2003), 1860-1871. %D A000104 J. S. Madachy, Pentominoes - Some Solved and Unsolved Problems, J. Rec. Math., 2 (1969), 181-188. %D A000104 T. R. Parkin, L. J. Lander and D. R. Parkin, ``Polyomino enumeration results,'' SIAM Fall Meeting, Santa Barbara, California, 1967. %D A000104 R. C. Read, Contributions to the cell growth problem, Canad. J. Math., 14 (1962), 1-20. %H A000104 Tomas Oliveira e Silva, Enumeration of polyominoes %Y A000104 Cf. A000105, A006746, A056877, A006748, A056878, A006747, A006749, A006884, A006885, A006877, A006878, A033492, A054361. %Y A000104 Sequence in context: A054359 A148287 A036357 this_sequence A000105 A055192 A108555 %Y A000104 Adjacent sequences: A000101 A000102 A000103 this_sequence A000105 A000106 A000107 %K A000104 nonn,nice,hard %O A000104 0,4 %A A000104 N. J. A. Sloane (njas(AT)research.att.com). %E A000104 Extended to n=26 by Tomas Oliveira e Silva. Search completed in 0.002 seconds