login
A295226
Sum of antidiagonals of triangle of 3-Stirling numbers of the first kind.
0
0, 0, 0, 1, 3, 13, 67, 408, 2874, 23034, 207185, 2067928, 22688218, 271456443, 3518003749, 49097940464, 734192914717, 11711708730460, 198519682344141, 3563360442079351, 67522465963443411, 1346990675228935159, 28217627569071978376, 619338933079584448848
OFFSET
3,5
LINKS
Edyta Hetmaniok, Barbara Smoleń, Roman Wituła, The Stirling triangles, Proceedings of the Symposium for Young Scientists in Technology, Engineering and Mathematics (SYSTEM 2017), Kaunas, Lithuania, April 28, 2017, p. 35-41.
FORMULA
a(n) = Sum_{k=0..[n/2]} A143492(n-k,k).
CROSSREFS
Sequence in context: A215257 A367919 A350855 * A028418 A180191 A080832
KEYWORD
nonn
AUTHOR
Eric M. Schmidt, Nov 18 2017
STATUS
approved