<ARTICLE> 6 <CIK> 356865 <NAME> OPPENHEIMER LIFESPAN GROWTH-C <SERIES> <NUMBER> 13 <NAME> OPPENHEIMER SERIES FUND, INC. <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> OCT-31-1997 <PERIOD-START> NOV-01-1996 <PERIOD-END> OCT-31-1997 <INVESTMENTS-AT-COST> 51,331,382 <INVESTMENTS-AT-VALUE> 59,260,606 <RECEIVABLES> 815,947 <ASSETS-OTHER> 1,731 <OTHER-ITEMS-ASSETS> 474,933 <TOTAL-ASSETS> 60,553,217 <PAYABLE-FOR-SECURITIES> 538,459 <SENIOR-LONG-TERM-DEBT> 0 <OTHER-ITEMS-LIABILITIES> 95,964 <TOTAL-LIABILITIES> 634,423 <SENIOR-EQUITY> 0 <PAID-IN-CAPITAL-COMMON> 47,663,953 <SHARES-COMMON-STOCK> 89,402 <SHARES-COMMON-PRIOR> 11,060 <ACCUMULATED-NII-CURRENT> 858,469 <OVERDISTRIBUTION-NII> 0 <ACCUMULATED-NET-GAINS> 3,466,954 <OVERDISTRIBUTION-GAINS> 0 <ACCUM-APPREC-OR-DEPREC> 7,929,418 <NET-ASSETS> 1,209,468 <DIVIDEND-INCOME> 670,676 <INTEREST-INCOME> 1,159,982 <OTHER-INCOME> 0 <EXPENSES-NET> 836,042 <NET-INVESTMENT-INCOME> 994,616 <REALIZED-GAINS-CURRENT> 3,493,992 <APPREC-INCREASE-CURRENT> 2,100,837 <NET-CHANGE-FROM-OPS> 6,589,445 <EQUALIZATION> 0 <DISTRIBUTIONS-OF-INCOME> 1,248 <DISTRIBUTIONS-OF-GAINS> 11,808 <DISTRIBUTIONS-OTHER> 0 <NUMBER-OF-SHARES-SOLD> 86,490 <NUMBER-OF-SHARES-REDEEMED> 8,994 <SHARES-REINVESTED> 846 <NET-CHANGE-IN-ASSETS> 13,392,582 <ACCUMULATED-NII-PRIOR> 171,706 <ACCUMULATED-GAINS-PRIOR> 2,261,956 <OVERDISTRIB-NII-PRIOR> 0 <OVERDIST-NET-GAINS-PRIOR> 0 <GROSS-ADVISORY-FEES> 457,316 <INTEREST-EXPENSE> 0 <GROSS-EXPENSE> 845,404 <AVERAGE-NET-ASSETS> 722,341 <PER-SHARE-NAV-BEGIN> 12.74 <PER-SHARE-NII> 0.14 <PER-SHARE-GAIN-APPREC> 1.34 <PER-SHARE-DIVIDEND> 0.07 <PER-SHARE-DISTRIBUTIONS> 0.62 <RETURNS-OF-CAPITAL> 0.00 <PER-SHARE-NAV-END> 13.53 <EXPENSE-RATIO> 2.29 <AVG-DEBT-OUTSTANDING> 0 <AVG-DEBT-PER-SHARE> 0.00