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 A193592 Triangle read by rows having n-th row 1, n, n-1, n-2,..., 2, 1 for n>=0. 2
 1, 1, 1, 1, 2, 1, 1, 3, 2, 1, 1, 4, 3, 2, 1, 1, 5, 4, 3, 2, 1, 1, 6, 5, 4, 3, 2, 1, 1, 7, 6, 5, 4, 3, 2, 1, 1, 8, 7, 6, 5, 4, 3, 2, 1, 1, 9, 8, 7, 6, 5, 4, 3, 2, 1, 1, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 1, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 1, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 COMMENTS The triangle with its first column removed is A004736. - Hartmut F. W. Hoft, Jun 05 2017 LINKS EXAMPLE Triangle begins: 1 1....1 1....2....1 1....3....2....1 1....4....3....2....1 MATHEMATICA a193592[n_] := Map[Prepend[Range[#, 1, -1], 1]&, Range[0, n]] Flatten[a193592[12] (* data *) TableForm[a193592[4]] (* triangle *) (* Hartmut F. W. Hoft, Jun 05 2017 *) CROSSREFS Cf. A193593, A004736. Sequence in context: A136622 A025474 A136575 * A243714 A278427 A077592 Adjacent sequences:  A193589 A193590 A193591 * A193593 A193594 A193595 KEYWORD nonn,tabl AUTHOR Clark Kimberling, Jul 31 2011 EXTENSIONS Corrected and added more terms by Hartmut F. W. Hoft, Jun 05 2017 STATUS approved

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Last modified March 25 10:08 EDT 2019. Contains 321469 sequences. (Running on oeis4.)