|
| |
|
|
A050174
|
|
T(n,k)=S(n,k,k-2), 1<=k<=n-2, n >= 3, array S as in A050157.
|
|
0
| |
|
|
1, 2, 2, 3, 5, 5, 4, 9, 14, 9, 5, 14, 28, 28, 14, 6, 20, 48, 62, 48, 20, 7, 27, 75, 117, 117, 75, 27, 8, 35, 110, 200, 242, 200, 110, 35, 9, 44, 154, 319, 451, 451, 319, 154, 44, 10, 54, 208, 483, 780, 912, 780, 483, 208, 54, 11, 65, 273, 702, 1274
(list; table; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,2
|
|
|
COMMENTS
| S(n,k,k)=C(n,k) for 1<=k<=n, n >= 1; cf. Pascal's triangle, A007318.
S(n,k,k-1), 1<=k<=n-1, n >= 2 is given by A014430.
|
|
|
EXAMPLE
| Rows: {1}; {2,2}; {3,5,5}; ...
|
|
|
CROSSREFS
| Sequence in context: A086363 A174094 A139171 * A115126 A055769 A162217
Adjacent sequences: A050171 A050172 A050173 * A050175 A050176 A050177
|
|
|
KEYWORD
| nonn,tabl
|
|
|
AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu)
|
| |
|
|
