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 A111672 Array T(n,k) = A153277(n-1,k) = A144150(n,k-1) read by downwards antidiagonals. 3
 1, 1, 1, 1, 2, 1, 1, 3, 5, 1, 1, 4, 12, 15, 1, 1, 5, 22, 60, 52, 1, 1, 6, 35, 154, 358, 203, 1, 1, 7, 51, 315, 1304, 2471, 877, 1, 1, 8, 70, 561, 3455, 12915, 19302, 4140, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 COMMENTS Column k is obtained by taking the k-th matrix power of the triangle A008277 and multiplying from the right with the column vector [1,0,0,0,....]. LINKS Table of n, a(n) for n=1..45. Gabriella Bretti, Pierpaolo Natalini and Paolo E. Ricci, A new set of Sheffer-Bell polynomials and logarithmic numbers, Georgian Mathematical Journal, Feb. 2019, page 4. EXAMPLE The array starts 1, 1, 1, 1, 1, 1, ... 1, 2, 3, 4, 5, 6, ... 1, 5, 12, 22, 35, 51, ... 1, 15, 60, 154, 315, 561, ... 1, 52, 358, 1304, 3455, 7556, ... CROSSREFS Cf. A008277, A144150, A153277. Cf. A000326 (row 3), A005945 (row 4), A000110 (column 2), A000258 (column 3), A000307 (column 4), A000357 (column 5), A000405 (column 6), A111669 (column 7), A081624. Sequence in context: A335975 A241578 A112338 * A323206 A340968 A128198 Adjacent sequences: A111669 A111670 A111671 * A111673 A111674 A111675 KEYWORD nonn,tabl AUTHOR Gary W. Adamson, Aug 14 2005 EXTENSIONS a(44) and definition corrected by Georg Fischer, May 18 2022 STATUS approved

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Last modified May 30 13:17 EDT 2023. Contains 363050 sequences. (Running on oeis4.)