b1=2b2=8q=b2/b1=8/2=4Сумма = (b1(q^5-1))/(q-1)=(2(1024-1))/3 = (2*1023)/3=2*341=682
2*4=8
8*4=32
32*4=128
128*4=512
512*4=2048
2048+512+128+32+8=2728
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b1=2
b2=8
q=b2/b1=8/2=4
Сумма = (b1(q^5-1))/(q-1)=(2(1024-1))/3 = (2*1023)/3=2*341=682
2*4=8
8*4=32
32*4=128
128*4=512
512*4=2048
2048+512+128+32+8=2728