OFFSET
0,7
EXAMPLE
a(10) = #{10, 6+1+1+1+1, 10x1} = 3;
a(11) = #{10+1, 6+1+1+1+1+1, 11x1} = 3;
a(12) = #{10+1+1, 6+6, 6+6x1, 12x1} = 4;
a(13) = #{10+1+1+1, 6+6+1, 6+7x1, 13x1} = 4;
a(14) = #{14, 10+1+1+1+1, 6+6+1+1, 6+8x1, 14x1} = 5;
a(15) = #{15, 14+1, 10+5x1, 6+6+1+1+1, 6+9x1, 15x1} = 6;
a(16) = #{15+1, 14+1+1, 10+6, 10+6x1, 6+6+4x1, 6+10x1, 16x1} = 7.
PROG
(Haskell)
a239508 = p a000469_list where
p _ 0 = 1
p ks'@(k:ks) m = if m < k then 0 else p ks' (m - k) + p ks m
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Mar 21 2014
STATUS
approved