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A068541
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Let sqrt(2)=1.d(1)d(2)d(3)...=1,0110101000001... be the expansion of sqrt(2) in base 2; sequence gives values of n such that n/2=sum(k=1,n,d(k)).
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2, 4, 6, 8, 32, 64, 66, 70, 72, 316, 318, 326, 328, 330, 332, 336, 606, 636, 638, 654, 670, 672, 678, 680, 828, 830, 832, 834, 836, 838, 840, 842, 844, 846, 850, 880, 882, 884, 898, 900, 902, 904, 906, 908, 914, 916, 918, 928, 942, 948, 962, 964, 966, 968
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