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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A111541 Matrix logarithm of triangle A111536. 6
 0, 1, 0, 3, 2, 0, 14, 5, 3, 0, 84, 22, 8, 4, 0, 600, 128, 36, 12, 5, 0, 4908, 896, 212, 58, 17, 6, 0, 44952, 7220, 1496, 360, 90, 23, 7, 0, 454344, 65336, 12128, 2652, 602, 134, 30, 8, 0, 5016768, 653720, 110288, 22320, 4736, 974, 192, 38, 9, 0, 60062352, 7155104 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,4 COMMENTS Column 0 (A111538) is found in column 2 of triangle A111536. LINKS EXAMPLE Triangle begins: 0; 1,0; 3,2,0; 14,5,3,0; 84,22,8,4,0; 600,128,36,12,5,0; 4908,896,212,58,17,6,0; 44952,7220,1496,360,90,23,7,0; 454344,65336,12128,2652,602,134,30,8,0; 5016768,653720,110288,22320,4736,974,192,38,9,0; ... PROG (PARI) T(n, k)=local(M=matrix(n+1, n+1, m, j, if(m==j, 1, if(m==j+1, -m+1, -(m-j-1)*polcoeff(log(sum(i=0, m, (i+1)!/1!*x^i)), m-j-1))))); return(if(n

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

Last modified January 23 23:01 EST 2022. Contains 350515 sequences. (Running on oeis4.)