1, 3, 10, 21, 64, 129, 356, 777

More Questions from Number Series

• 3, 4, 10, 32, 136, 685, 4116
• 380, 188, 92, 48, 20, 8, 2
• 4, 10, 22, 46, 96, 190, 382
• 2, 3, 4, 4, 6, 8, 9, 12, 16
• 4, 28, 160, 990, 6970,55832, 502560
• 13, 14, 27, 45, 68, 109, 177
• 529, 841, 961, 1296, 1681, 1849, 2209
• 1 , 3 , 4 , 7 , 11 ,18 , 27 , 47
• 3 , 2 , 3 , 6 , 12 , 37.5 , 115.5
• 2 , 3 , 11 , 38 ,102 , 229 , 443

Discussion & Comments