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A244475 5th-largest term in n-th row of Stern's diatomic triangle A002487. 2
1, 3, 9, 16, 27, 46, 76, 123, 207, 335, 545, 882, 1428, 2311, 3740, 6051, 9791, 15842, 25633, 41475, 67108 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

REFERENCES

J. Lansing, Largest Values for the Stern Sequence, J. Integer Seqs., 17 (2014), #14.7.5.

LINKS

Table of n, a(n) for n=3..23.

MAPLE

A002487 := proc(n, k)

    option remember;

    if k =0 then

        1;

    elif k = 2^n-1 then

        n+1 ;

    elif type(k, 'even') then

        procname(n-1, k/2) ;

    else

        procname(n-1, (k-1)/2)+procname(n-1, (k+1)/2) ;

    end if;

end proc:

A244475 := proc(n)

    {seq(A002487(n, k), k=0..2^n-1)} ;

    sort(%) ;

    op(-5, %) ;

end proc:

for n from 3 do

    print(A244475(n)) ;

od: # R. J. Mathar, Oct 25 2014

CROSSREFS

Cf. A002487, A244472-A244476.

Sequence in context: A212566 A061942 A174440 * A212870 A257034 A232167

Adjacent sequences:  A244472 A244473 A244474 * A244476 A244477 A244478

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Jul 01 2014

STATUS

approved

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Last modified March 21 12:12 EDT 2019. Contains 321369 sequences. (Running on oeis4.)