Yellowstone sequence: Difference between revisions
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5 9 3 1 5 5 1 7 3 9 5 5 5 5 5 9 30741 361 258525634187 0729 074389016 6525458525 0367 45892189 4703490 016725652189476389 274189016 0967214525185456530987230945701839652545673852903618349410327658307497216907251258545658541701839036329496381072145658590421165458547725610309278143653048327437658545256530909276981985452510667810927416387092110343456732987437658590741670329638523123418309612985456309214765381458525497836585907094169369012307412965839072314387
3 1 7 7 5 5 3
</pre>
=={{header|Ring}}==
<lang ring>
see "working..." + nl
row = 3
numbers = 1:50
first = 2
second = 3
see "Yellowstone numbers are:" + nl
see "1 " + first + " " + second + " "
for n = 4 to len(numbers)
flag1 = 1
flag2 = 1
if first < numbers[n]
min = first
else
min = numbers[n]
ok
for m = 2 to min
if first%m = 0 and numbers[n]%m = 0
flag1 = 0
exit
ok
next
if second < numbers[n]
min = second
else
min = numbers[n]
ok
for m = 2 to min
if second%m = 0 and numbers[n]%m = 0
flag2 = 0
exit
ok
next
if flag1 = 0 and flag2 = 1
see "" + numbers[n] + " "
first = second
second = numbers[n]
del(numbers,n)
row = row+1
if row%10 = 0
see nl
ok
n = 3
ok
next
see nl + "Found " + row + " Yellowstone numbers" + nl
see "done..." + nl
</lang>
{{out}}
<pre>
working...
Yellowstone numbers are:
1 2 3 4 9 8 15 14 5 6
25 12 35 16 7 10 21 20 27 22
39 11 13 33 26 45 28
Found 27 Yellowstone numbers
done...
</pre>
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