The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A091150 Triangle, read by rows, where the n-th row lists the coefficients of the polynomial of degree n that generates the n-th diagonal of this sequence. 6
 1, 1, 1, 1, 2, 1, 1, 4, 3, 1, 1, 9, 9, 4, 1, 1, 24, 29, 16, 5, 1, 1, 76, 103, 67, 25, 6, 1, 1, 279, 405, 298, 129, 36, 7, 1, 1, 1156, 1757, 1414, 693, 221, 49, 8, 1, 1, 5300, 8355, 7177, 3889, 1396, 349, 64, 9, 1, 1, 26541, 43229, 39016, 22881, 9096, 2539, 519, 81, 10, 1, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 LINKS Paul D. Hanna, Table of n, a(n) for n = 0..1080 FORMULA T(n+k, k) = Sum T(n, j)*k^j {j=0..n}, with T(n, 0)=T(0, n)=1 for n>=0. EXAMPLE For row n=3, k=2, T(n+k,k)=T(5,2)=29=(1)+(4)2+(3)2^2+(1)2^3. For n=4, k=3, T(n+k,k)=T(7,3)=298=(1)+(9)3+(9)3^2+(4)3^3+(1)3^4. Rows begin with n=0: 1; 1, 1; 1, 2, 1; 1, 4, 3, 1; 1, 9, 9, 4, 1; 1, 24, 29, 16, 5, 1; 1, 76, 103, 67, 25, 6, 1; 1, 279, 405, 298, 129, 36, 7, 1; 1, 1156, 1757, 1414, 693, 221, 49, 8, 1; 1, 5300, 8355, 7177, 3889, 1396, 349, 64, 9, 1; 1, 26541, 43229, 39016, 22881, 9096, 2539, 519, 81, 10, 1; 1, 143914, 241677, 227074, 141613, 61331, 18901, 4278, 737, 100, 11, 1; 1, 839638, 1451103, 1412233, 924257, 429396, 144349, 35890, 6793, 1009, 121, 12, 1; ... PROG (PARI) {T(n, k)=if(n

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified July 13 04:46 EDT 2024. Contains 374267 sequences. (Running on oeis4.)