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 A194974 Interspersion fractally induced by A194973, a rectangular array, by antidiagonals. 6
 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 12, 16, 19, 20, 21, 17, 18, 22, 26, 27, 28, 23, 24, 25, 29, 34, 35, 36, 30, 31, 32, 33, 37, 43, 44, 45, 38, 40, 41, 42, 39, 46, 53, 54, 55, 47, 50, 51, 52, 48, 49, 56, 64, 65, 66, 57, 61, 62, 63, 58, 59, 60, 67, 76, 77 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS See A194959 for a discussion of fractalization and the interspersion fractally induced by a sequence. LINKS EXAMPLE Northwest corner: 1...2...4...7...11 3...5...8...13..19 6...9...14..20..27 10..15..21..28..36 12..17..23..30..38 MATHEMATICA p[n_] := Floor[(n + 3)/4] + Mod[n - 1, 4] Table[p[n], {n, 1, 90}]  (* A053737(n+4), n>=0 *) g[1] = {1}; g[n_] := Insert[g[n - 1], n, p[n]] f[1] = g[1]; f[n_] := Join[f[n - 1], g[n]] f[20]  (* A194973 *) row[n_] := Position[f[30], n]; u = TableForm[Table[row[n], {n, 1, 5}]] v[n_, k_] := Part[row[n], k]; w = Flatten[Table[v[k, n - k + 1], {n, 1, 13}, {k, 1, n}]]  (* A194974 *) q[n_] := Position[w, n]; Flatten[Table[q[n], {n, 1, 80}]]  (* A194975 *) CROSSREFS Cf. A194959, A194973, A194975. Sequence in context: A086044 A257456 A257340 * A302839 A130572 A183224 Adjacent sequences:  A194971 A194972 A194973 * A194975 A194976 A194977 KEYWORD nonn,tabl AUTHOR Clark Kimberling, Sep 07 2011 STATUS approved

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Last modified May 12 19:15 EDT 2021. Contains 343829 sequences. (Running on oeis4.)