This site is supported by donations to The OEIS Foundation.

Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A152432 Triangle read by rows, inverse binomial transform of A152431. 1
 1, 0, 1, 1, -1, 2, 2, 2, -4, 5, 7, 0, 8, -15, 15, 26, 7, -8, 35, -60, 52, 109, 19, 22, -55, 165, -260, 203, 500, 90, 16, 110, -330, 832, -1218, 877, 2485, 410, 164, -70, 660, -1976, 4466, -6139, 4140, 13262, 2075, 656, 480, -870, 4264, -12180, 25433, -33120, 21147 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,6 COMMENTS Row sums = the Bell numbers, A000110: (1, 1, 2, 5, 15, 52, 203,...). LINKS FORMULA A007318^(-1) * A152431 as infinite lower triangular matrices. EXAMPLE First few rows of the triangle = 1; 0, 1; 1, -1, 2; 2, 2, -4, 5; 7, 0, 8, -15, 15; 26, 7, -8, 35, -60, 52; 109, 19, 22, -55, 165, -260, 203; 500, 90, 16, 110, -330, 832, -1218, 877; 2485, 410, 164, -70, 660, -1976, 4466, -6139, 4140; 13262, 2075, 656, 480, -870, 4264, -12180, 25433, -33120, 21147; ... CROSSREFS Cf. A152431, A000110 Sequence in context: A008282 A074765 A029045 * A274150 A057591 A024405 Adjacent sequences:  A152429 A152430 A152431 * A152433 A152434 A152435 KEYWORD tabl,sign AUTHOR Gary W. Adamson, Dec 04 2008 STATUS approved

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