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Search: id:A133349
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| A133349 |
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Dimensions of certain Lie algebra (see reference for precise definition). |
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1
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| 1, 44, 891, 11440, 106964, 787644, 4803656, 25126816, 115640460, 477409504, 1794876116, 6219677664, 20060380120, 60709045100, 173556446580, 471387879600, 1222309899525, 3038581131300, 7268211039375, 16781568991200, 37505964810600, 81340096523400
(list; graph; listen)
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OFFSET
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0,2
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REFERENCES
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J. M. Landsberg and L. Manivel, The sextonions and E7 1/2, Adv. Math. 201 (2006), 143-179. [Th. 7.2(ii), case a=6]
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MAPLE
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b:=binomial; t72b:= proc(a, k) ((a+k+1)/(a+1)) * b(k+2*a+1, k)*b(k+3*a/2+1, k)/(b(k+a/2, k)); end; [seq(t72b(6, k), k=0..28)];
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CROSSREFS
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Sequence in context: A002613 A094201 A120812 this_sequence A010838 A010960 A035717
Adjacent sequences: A133346 A133347 A133348 this_sequence A133350 A133351 A133352
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KEYWORD
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nonn
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AUTHOR
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njas, Oct 20 2007
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