A087160 Satisfies a(1)=1, a(2)=2, a(n+2)=a(n+1)+A087159(n)+1.
1, 2, 4, 7, 10, 14, 17, 20, 24, 27, 30, 35, 38, 41, 44, 48, 51, 54, 58, 61, 64, 69, 72, 75, 78, 82, 85, 88, 92, 95, 98, 104, 107, 110, 113, 116, 120, 123, 126, 130, 133, 136, 140, 143, 146, 151, 154, 157, 160, 164, 167, 170, 174, 177, 180, 185, 188, 191, 194
Offset: 1