A069027
Powers of 2 with strictly increasing sum of digits.
Original entry on oeis.org
1, 2, 4, 8, 64, 128, 256, 2048, 4096, 8192, 16384, 32768, 524288, 1048576, 8388608, 268435456, 2147483648, 4294967296, 8589934592, 68719476736, 274877906944, 549755813888, 281474976710656, 1125899906842624, 2251799813685248
Offset: 1
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DeleteDuplicates[Table[{2^n,Total[IntegerDigits[2^n]]},{n,0,60}],GreaterEqual[ #1[[2]],#2[[2]]]&][[All,1]] (* Harvey P. Dale, Aug 15 2022 *)
More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002
A069030
Powers of 5 with strictly increasing sum of digits.
Original entry on oeis.org
1, 5, 25, 125, 625, 15625, 78125, 390625, 1953125, 9765625, 30517578125, 152587890625, 3814697265625, 2384185791015625, 11920928955078125, 59604644775390625, 7450580596923828125, 931322574615478515625, 4656612873077392578125, 23283064365386962890625
Offset: 1
More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002
A069031
Powers of 6 with strictly increasing sum of digits.
Original entry on oeis.org
1, 6, 36, 1296, 7776, 279936, 362797056, 78364164096, 470184984576, 16926659444736, 21936950640377856, 4738381338321616896, 170581728179578208256, 36845653286788892983296, 2227915756473955677973140996096, 13367494538843734067838845976576
Offset: 1
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DeleteDuplicates[Table[{6^n,Total[IntegerDigits[6^n]]},{n,0,40}],GreaterEqual[ #1[[2]],#2[[2]]]&][[All,1]] (* Harvey P. Dale, Jan 12 2023 *)
More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002
A069032
Powers of 7 with strictly increasing sum of digits.
Original entry on oeis.org
1, 7, 49, 16807, 117649, 5764801, 282475249, 1977326743, 96889010407, 678223072849, 4747561509943, 1628413597910449, 11398895185373143, 558545864083284007, 3909821048582988049, 9387480337647754305649, 459986536544739960976801
Offset: 1
More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002
A069033
Powers of 8 with strictly increasing sum of digits.
Original entry on oeis.org
1, 8, 64, 4096, 32768, 16777216, 8589934592, 68719476736, 549755813888, 281474976710656, 2251799813685248, 18014398509481984, 9223372036854775808, 73786976294838206464, 37778931862957161709568, 79228162514264337593543950336, 324518553658426726783156020576256
Offset: 1
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lista(nn) = {my(m = 0, x); for (n=0, nn, x = 8^n; if (sumdigits(x) > m, print1(x, ", "); m = sumdigits(x);););} \\ Michel Marcus, Oct 23 2018
Corrected and extended by Larry Reeves (larryr(AT)acm.org), Jun 26 2002
A069034
Powers of 9 with strictly increasing sum of digits.
Original entry on oeis.org
1, 9, 729, 59049, 4782969, 282429536481, 2541865828329, 22876792454961, 16677181699666569, 8862938119652501095929, 79766443076872509863361, 717897987691852588770249, 381520424476945831628649898809, 22528399544939174411840147874772641
Offset: 1
More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002
Showing 1-6 of 6 results.