A274623
Left half of triangular array in A274622.
Original entry on oeis.org
1, 2, 1, 4, 2, 8, 4, 14, 8, 24, 1, 14, 40, 2, 24, 64, 4, 40, 100, 8, 64, 154, 14, 100, 232, 24, 154, 344, 1, 40, 232, 504, 2, 64, 344, 728, 4, 100, 504, 1040
Offset: 0
Triangle begins:
1,
2,
1,4,
2,8,
4,14,
8,24,
1,14,40,
2,24,64,
4,40,100,
8,64,154,
14,100,232,
24,154,344,
1,40,232,504,
2,64,344,728,
4,100,504,1040,
...
A274624
Irregular triangular array read by rows: coefficients in expansion of Gosper's q-cosine function cos_q(Pi*z).
Original entry on oeis.org
1, 1, 2, 1, 2, 4, 2, 4, 8, 4, 1, 8, 14, 8, 1, 2, 14, 24, 14, 2, 4, 24, 40, 24, 4, 8, 40, 64, 40, 8, 14, 64, 100, 64, 14, 1, 24, 100, 154, 100, 24, 1, 2, 40, 154, 232, 154, 40, 2, 4, 64, 232, 344, 232, 64, 4, 8, 100, 344, 504, 344, 100, 8, 14, 154, 504, 728, 504, 154, 14, 24, 232, 728, 1040, 728, 232, 24
Offset: 0
The array begins:
.........1,
.......1,2,1,
.......2,4,2,
.......4,8,4,
.....1,8,14,8,1,
....2,14,24,14,2,
....4,24,40,24,4,
....8,40,64,40,8,
...14,64,100,64,14,
.1,24,100,154,100,24,1,
.2,40,154,232,154,40,2,
.4,64,232,344,232,64,4,
.8,100,344,504,344,100,8,
14,154,504,728,504,154,14,
24,232,728,1040,728,232,24,
...
- R. W. Gosper, Experiments and discoveries in q-trigonometry, in Symbolic Computation, Number Theory, Special Functions, Physics and Combinatorics. Editors: F. G. Garvan and M. E. H. Ismail. Kluwer, Dordrecht, Netherlands, 2001, pp. 79-105.
A274625
Right half plus central column of triangular array in A274624.
Original entry on oeis.org
1, 1, 2, 2, 4, 4, 8, 1, 8, 14, 2, 14, 24, 4, 24, 40, 8, 40, 64, 14, 64, 100, 1, 24, 100, 154, 2, 40, 154, 232, 4, 64, 232, 344, 8, 100, 344, 504, 14, 154, 504, 728, 24, 232, 728, 1040
Offset: 0
Triangle begins:
1,
1,2,
2,4,
4,8,
1,8,14,
2,14,24,
4,24,40,
8,40,64,
14,64,100,
1,24,100,154,
2,40,154,232,
4,64,232,344,
8,100,344,504,
14,154,504,728,
24,232,728,1040,
...
Showing 1-3 of 3 results.
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