**a(n) = a(n-1) + c(n-1) for n >= 2, a( ) increasing, given a(1)=5; where c( ) is complement of a( ).**

*5, 6, 8, 11, 15, 22, 31, 41, 53, 66, 80, 96, 113, 131, 150, 170, 191, 214, 238, 263, 289*

*2 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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