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A327488 T(n, k) = 1 + NAND(k - 1, n - k), where NAND is the Sheffer stroke operating bitwise on the inputs, triangle read by rows, T(n, k) for n >= 1, 1 <= k <= n. 3
1, 2, 2, 4, 1, 4, 4, 4, 4, 4, 8, 3, 2, 3, 8, 8, 8, 2, 2, 8, 8, 8, 7, 8, 1, 8, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 16, 7, 6, 7, 4, 7, 6, 7, 16, 16, 16, 6, 6, 4, 4, 6, 6, 16, 16, 16, 15, 16, 5, 4, 3, 4, 5, 16, 15, 16, 16, 16, 16, 16, 4, 4, 4, 4, 16, 16, 16, 16 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..78.

EXAMPLE

                               1

                              2, 2

                            4, 1, 4

                           4, 4, 4, 4

                         8, 3, 2, 3, 8

                        8, 8, 2, 2, 8, 8

                      8, 7, 8, 1, 8, 7, 8

                     8, 8, 8, 8, 8, 8, 8, 8

                  16, 7, 6, 7, 4, 7, 6, 7, 16

                16, 16, 6, 6, 4, 4, 6, 6, 16, 16

             16, 15, 16, 5, 4, 3, 4, 5, 16, 15, 16

           16, 16, 16, 16, 4, 4, 4, 4, 16, 16, 16, 16

        16, 15, 14, 15, 16, 3, 2, 3, 16, 15, 14, 15, 16

      16, 16, 14, 14, 16, 16, 2, 2, 16, 16, 14, 14, 16, 16

   16, 15, 16, 13, 16, 15, 16, 1, 16, 15, 16, 13, 16, 15, 16

16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16

MAPLE

A327488 := (n, k) -> 1 + Bits:-Nand(k-1, n-k):

seq(seq(A327488(n, k), k=1..n), n=1..12);

CROSSREFS

Cf. A327489 (Nor), A327490 (Iff), A280172 (Xor).

Sequence in context: A248503 A214714 A023137 * A065273 A140819 A138558

Adjacent sequences:  A327485 A327486 A327487 * A327489 A327490 A327491

KEYWORD

nonn,tabl

AUTHOR

Peter Luschny, Sep 22 2019

STATUS

approved

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Last modified July 29 01:22 EDT 2021. Contains 346340 sequences. (Running on oeis4.)